| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.5000 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.813 INCHES NOMINAL |
| FASTENER LENGTH | 1.7505 INCHES NOMINAL |
| MATERIAL | NICKEL ALLOY 718 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE AND |
| AMS5962 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BMS10-85, TYPE 1, CLASS A MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| COLOR | BLACK POINT |
| BLACK THREADS |
| MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| SINGLE SHEAR STRENGTH | 125 POUNDS PER SQUARE INCH |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| HEAD HEIGHT | 0.430 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND |
| 0.564 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.637 INCHES MINIMUM AND |
| 0.651 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.123 INCHES NOMINAL |
| GRIP LENGTH | 0.9375 INCHES NOMINAL |
| GRIP DIAMETER | 0.4985 INCHES MINIMUM AND |
| 0.4995 INCHES MAXIMUM |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 12 POINT HEAD, 220 KSI MIN TENSILE, 125 KSI MIN SHEAR, NICKEL ALLOY 718 (NOMINAL AND OVERSIZE) |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 81205 |
| DESIGN CONTROL REFERENCE | BACB30US8K15 |